Return Value

The RenewTicketIfOld method updates the expiration date and time of the supplied FormsAuthenticationTicket if the current date and time minus the IssueDate value is greater than the Expiration value minus the current date and time.

The ticket is updated with the IssueDate property set to the current date and time and the Expiration property set to the current date and time plus the original Expiration value minus the original IssueDate value.